| 1st Duke of Norfolk, 1st Earl of Nottingham, 3rd Earl of Norfolk, 6th Baron Mowbray, 7th Baron Segrave Thomas de Mowbray | |
| B: | 22 May 1367 |
| Epworth, Lincolnshire, England | |
| D: | 22 Sep 1399 |
| Venice, Venezia, Veneto, Italy | |
| Elizabeth FitzAlan 1366-1425 |
| Elizabeth FitzAlan | |
| B: | 1366 |
| Arundel, Sussex, England | |
| M: | Jul 1384 |
| Arundel, Sussex, England | |
| D: | 8 Jul 1425 |
| Hoveringham, Nottinghamshire, England | |
| Elizabeth de Segrave 1338-1368 |
| Elizabeth de Segrave | |
| B: | 25 Oct 1338 |
| Blaby, Leicestershire, England | |
| D: | 24 May 1368 |
| Leicestershire, England | |
 | 4th Lord Mowbray John de Mowbray 1340-1368 |
| 4th Lord Mowbray John de Mowbray | |
| B: | 24 Jun 1340 |
| M: | 1349 |
| D: | 19 Oct 1368 |
| Margaret Plantagenet 1320-1379 |
| Margaret Plantagenet | |
| B: | 1320 |
| D: | 24 Mar 1379 |
| England | |
 | Lord John de Segrave 1315-1353 |
| Lord John de Segrave | |
| B: | 4 May 1315 |
| D: | 1 Apr 1353 |
| Derbyshire, England | |
| Thomas Plantagenet -1338 |
| Thomas Plantagenet | |
| D: | 1338 |
We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
